30920025

素因数分解:

$3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{24251}}^1$

素因数の和:24281

約数の個数: 24

約数和(自身を含む): 54130464

約数和(自身を除く): 23210439

約数列:

[1, 3, 5, 15, 17, 25, 51, 75, 85, 255, 425, 1275, 24251, 72753, 121255, 363765, 412267, 606275, 1236801, 1818825, 2061335, 6184005, 10306675, 30920025]

約数ペア:

[(1, 30920025), (3, 10306675), (5, 6184005), (15, 2061335), (17, 1818825), (25, 1236801), (51, 606275), (75, 412267), (85, 363765), (255, 121255), (425, 72753), (1275, 24251)]